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zubka84 [21]
3 years ago
8

For the function y = -10x find the matching y-value when x = 3​

Mathematics
2 answers:
alexgriva [62]3 years ago
7 0

Answer:

-30

Step-by-step explanation:

y = -10x is a function that can also be represented by f(x)  = -10x.  We are to evaluate this function at x = 3.  To do this, replace both instances of x in this function by 3 and simplify the result:

f(3) =   -10(3) = -30

Alchen [17]3 years ago
6 0

Answer:

y= -30

Step-by-step explanation:

THis is because you substitue 3  for X and then multiply -10 and 3 and a negative times a positive is a negative so -10 times 3 is -30

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Please can someone help me basic geometry??? I need extra credit for my class
puteri [66]

Answer: I believe the first one is ASA, and the third one is SAS, however for the second one, I think it’s none or ASA

3 0
3 years ago
K/5 = 9/15 plz help mee
Molodets [167]

Answer:

k = 3

Step-by-step explanation:

Reduce the right side of the equation by 3 to get 3/5.  Since both denominators now are even you should get 3 which is k as your answer.

5 0
3 years ago
13 km = ? m ???????????????
zhenek [66]

Answer:

13 Kilometers = 13000 meters

Step-by-step explanation:

Using the conversion:

  • 1 kilometers = 1000 m

We can find how much meters are in 13 km.

=> 13 Kilometers = 1000 x 13

=> 13 Kilometers = 13000 meters

Therefore, in 13 kilometers, there is 13000 meters.

Hoped this helped.

6 0
3 years ago
Systems of Equations - Elimination
Novay_Z [31]
First, isolate y in 7x-y=29 because 1 is y's coefficient.
7x-y=29
-y=29-7x
y=7x-29
Now, substitute 7x-29 for y in 7x+8y=20.
7x+8y=20
7x+8(7x-29)=20
7x+56x-232=20
Add all coefficients.
63x-232=20
Isolate x by adding 232 to both sides.
63x-232=20
63x=252
x=4
Now, substitute 4 for x in your first equation.
y=7x-29
y=7(4)-29
y=28-29
y=-1
Your answer would be (4,-1).
Any questions you may have, please contact me or comment.



5 0
3 years ago
Read 2 more answers
C=
kiruha [24]

Answer:

You can see the slope of the graph is  

5 /9  , which means that for an increase of 1 degree Fahrenheit, the increase is  5 / 9  of 1 degree Celsius.

C= 5/ 9 (F)

C= 5/ 9 (1) = 5/ 9

Therefore, statement I is true. This is the equivalent to saying that an increase of 1 degree Celsius is equal to an increase of  9 /5  degrees Fahrenheit.

The final answer is D.    D) I and II only

Step-by-step explanation:

hope i helped

5 0
3 years ago
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